Re: [Pacemaker] split brain - after network recovery - resources can still be migrated

2014-10-26 Thread Digimer
On 26/10/14 12:32 PM, Andrei Borzenkov wrote: В Sun, 26 Oct 2014 12:01:03 +0100 Vladimir пишет: On Sat, 25 Oct 2014 19:11:02 -0400 Digimer wrote: On 25/10/14 06:35 PM, Vladimir wrote: On Sat, 25 Oct 2014 17:30:07 -0400 Digimer wrote: On 25/10/14 05:09 PM, Vladimir wrote: Hi, currently

Re: [Pacemaker] split brain - after network recovery - resources can still be migrated

2014-10-26 Thread Andrei Borzenkov
В Sun, 26 Oct 2014 12:01:03 +0100 Vladimir пишет: > On Sat, 25 Oct 2014 19:11:02 -0400 > Digimer wrote: > > > On 25/10/14 06:35 PM, Vladimir wrote: > > > On Sat, 25 Oct 2014 17:30:07 -0400 > > > Digimer wrote: > > > > > >> On 25/10/14 05:09 PM, Vladimir wrote: > > >>> Hi, > > >>> > > >>> curre

Re: [Pacemaker] split brain - after network recovery - resources can still be migrated

2014-10-26 Thread Vladimir
On Sat, 25 Oct 2014 19:11:02 -0400 Digimer wrote: > On 25/10/14 06:35 PM, Vladimir wrote: > > On Sat, 25 Oct 2014 17:30:07 -0400 > > Digimer wrote: > > > >> On 25/10/14 05:09 PM, Vladimir wrote: > >>> Hi, > >>> > >>> currently I'm testing a 2 node setup using ubuntu trusty. > >>> > >>> # The sce

Re: [Pacemaker] split brain - after network recovery - resources can still be migrated

2014-10-25 Thread Digimer
On 25/10/14 06:35 PM, Vladimir wrote: On Sat, 25 Oct 2014 17:30:07 -0400 Digimer wrote: On 25/10/14 05:09 PM, Vladimir wrote: Hi, currently I'm testing a 2 node setup using ubuntu trusty. # The scenario: All communication links betwenn the 2 nodes are cut off. This results in a split brain

Re: [Pacemaker] split brain - after network recovery - resources can still be migrated

2014-10-25 Thread Vladimir
On Sat, 25 Oct 2014 17:30:07 -0400 Digimer wrote: > On 25/10/14 05:09 PM, Vladimir wrote: > > Hi, > > > > currently I'm testing a 2 node setup using ubuntu trusty. > > > > # The scenario: > > > > All communication links betwenn the 2 nodes are cut off. This > > results in a split brain situation

Re: [Pacemaker] split brain - after network recovery - resources can still be migrated

2014-10-25 Thread Digimer
On 25/10/14 05:09 PM, Vladimir wrote: Hi, currently I'm testing a 2 node setup using ubuntu trusty. # The scenario: All communication links betwenn the 2 nodes are cut off. This results in a split brain situation and both nodes take their resources online. When the communication links get bac

[Pacemaker] split brain - after network recovery - resources can still be migrated

2014-10-25 Thread Vladimir
Hi, currently I'm testing a 2 node setup using ubuntu trusty. # The scenario: All communication links betwenn the 2 nodes are cut off. This results in a split brain situation and both nodes take their resources online. When the communication links get back, I see following behaviour: On drbd l

Re: [Pacemaker] Split-brain after

2011-08-16 Thread Alex Forster
In case anybody comes across this on Google, the solution for me was- In /etc/corosync/corosync.conf, enable the "ring recovery protocol"- > totem { > > ... > > rrp_mode: active > > ... > } Additionally, my IPaddr2's (with their near-instant start/stop times) were reaching an INFINITY failcount

Re: [Pacemaker] Split-brain after

2011-08-15 Thread Alex Forster
Dan Frincu writes: Thanks, this gives me a great entrypoint for research. Alex ___ Pacemaker mailing list: Pacemaker@oss.clusterlabs.org http://oss.clusterlabs.org/mailman/listinfo/pacemaker Project Home: http://www.clusterlabs.org Getting started:

Re: [Pacemaker] Split-brain after

2011-08-15 Thread Dan Frincu
On Thu, Aug 11, 2011 at 8:12 PM, Digimer wrote: > On 08/11/2011 12:58 PM, Alex Forster wrote: >> I have a two node Pacemaker/Corosync cluster with no resources configured >> yet. >> I'm running RHEL 6.1 with the official 1.1.5-5.el6 package. >> >> While doing various network configuration, I happ

Re: [Pacemaker] Split-brain after

2011-08-11 Thread Digimer
On 08/11/2011 12:58 PM, Alex Forster wrote: > I have a two node Pacemaker/Corosync cluster with no resources configured yet. > I'm running RHEL 6.1 with the official 1.1.5-5.el6 package. > > While doing various network configuration, I happened to notice that if I > issue > a "service network res

[Pacemaker] Split-brain after

2011-08-11 Thread Alex Forster
I have a two node Pacemaker/Corosync cluster with no resources configured yet. I'm running RHEL 6.1 with the official 1.1.5-5.el6 package. While doing various network configuration, I happened to notice that if I issue a "service network restart" on one node, then approx. four seconds later issue